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Bair Paws Model 875 Warming Unit Service Manual

Check the 3M

Bair Paws

system website to ensure you have the most recent version of this document.

www.bairpaws.com reorder #202036A

Safety System Characteristics

thermostat

Independent electronic and heater (electromechanical)

overcurrent protection

Dual input fused line�

safety feature

Over-temperature protection: color indicator light

illuminates, audible alarm sounds, and heater shuts down

(blower continues to run)�

alarm system

Fault: amber Fault indication flashes, alarm sounds�

certifications

IEC 60601-1; IEC/EN 60601-1-2; UL 60601-1; CAN/CSA-

C22�2, No�601�1; EN 55011; EN 80601-2-35�

classifications

MEDICAL — GENERAL MEDICAL

EQUIPMENT AS TO ELECTRICAL SHOCK,

FIRE AND MECHANICAL HAZARDS ONLY IN

ACCORDANCE WITH UL 60601-1; CAN/CSA-C22.2,

No.601.1; ANSI/AAMI ES60601-1:2005 CSA-C22.2 No.

60601-1:08; EN 80601-2-35; Control No.4HZ8
Classified under IEC 60601-1 Guidelines (and other

national versions of the Guidelines) as Class I, Type BF,

Ordinary equipment, Continuous operation� Not suitable

for use in the presence of flammable anesthetic mixtures

with air or with oxygen or nitrous oxide� Classified by

Underwriters Laboratories Inc� with respect to electric

shock, fire and mechanical hazards only, in accordance

with UL 60601-1, EN 80601-2-35 and in accordance with

Canadian/CSA C22�2, No� 601�1� Classified under the

Medical Device Directive as a Class IIb device�

Electrical Characteristics

blower motor

Airflow: 7-13 cfm (3�3-6�1

)

power consumption

Peak: 600W, Average: 340W

leakage current

Meets IEC 60601-1 and UL 60601-1 requirements

heating element

480W Resistive

power cord

15-foot, SJT, 3 cond�, 15A

4�6 m, HAR, 3 cond�, 10A

device ratings

100-120 VAC, 50/60 Hz, 4�6A

220-240 VAC, 50/60 Hz, 2�8 A

fuses

Fast Acting, 6�0A (120 VAC); 4�0A (220-230 VAC), High

Breaking Capacity

temperature controller cord

32" from hose collar, 4 cond�, Max� voltage: 5V

Содержание Bair paws 875

Страница 1: ...areil sont sous tension lorsque ce dernier est branché sur une source d alimentation même si le régulateur de température manuel est à l arrêt À transmettre au département d ingénierie biomédicale Warnhinweis Es besteht Stromschlaggefahr Wenn das Erwärmungsgerät an das Stromnetz angeschlossen ist stehen bestimmte elektrische Komponenten auch dann unter Strom wenn die Schalter auf AUS gestellt ist ...

Страница 2: ...Check the 3MTM Bair PawsTM system website to ensure you have the most recent version of this document www bairpaws com reorder 202036A ...

Страница 3: ...5 Warming unit service manual 2 Appareil de réchauffement modèle 875 Manuel d entretien 3 Erwärmungssystem Modell 875 Wartungshandbuch Check the 3MTM Bair PawsTM system website to ensure you have the most recent version of this document www bairpaws com reorder 202036A ...

Страница 4: ...ith a Rail mount to the Wall 11 Mounting the Warming Unit with a Suction Wall Mount Adapter 12 Using the Handheld Temperature Controller 13 Using the Holder for the Handheld Temperature Controller 13 Service Procedures 14 Calibrating the Operating Temperatures 14 Testing the Over temperature OT Circuit 16 Replacing the Filter 18 Replacing the Temperature Controller and or Hose 19 Replacing the Fus...

Страница 5: ... warming unit has the following key elements a blower a heating element and a handheld temperature controller The warming unit delivers warmed air through a hose that is connected to a port in a Bair Paws gown The patient can adjust the air temperature and airflow using the temperature controller Bair Paws Warming Gowns The Bair Paws single use warming gown completely covers and surrounds the pati...

Страница 6: ...d adult patients Definition of Symbols The following symbols may appear on the product on the exterior packaging or in the product labeling Power on Increase temperature and airflow Over temperature Temperature control An equipotentiality plug grounded conductor other than a protective earth conductor or a neutral conductor providing a direct connection between electrical equipment and the potenti...

Страница 7: ...n death or serious injury CAUTION Indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE Indicates a situation which if not avoided could result in property damage only Contraindication To reduce the risks associated with thermal energy Do not apply heat to lower extremities during aortic cross clamping as thermal injury may occur if heat is applied to...

Страница 8: ...ut supervision 4 Do not use a Bair Paws gown to transfer or move the patient injury may result 5 To reduce the risks associated with hazardous voltage and fire Do not modify or service this device and do not open the warming unit case there are no user serviceable parts Contact 3M Patient Warming Technical Support at 1 800 733 7775 Examine the warming unit for damage before each use Never operate ...

Страница 9: ...ce the risk associated with impact or tripping Do not use the Bair Paws pediatric gown unless the patient is over 102 cm 40 inches tall 5 To reduce the risks associated with pinching or device damage of the suction wall mount adapter Only hold the front of the adapter when increasing decreasing the expander Overtorquing the suction wall mount adapter may cause device damage NOTICE 1 The Bair Paws ...

Страница 10: ...nts Read Before Servicing Unit All repair calibration and servicing of the Model 875 warming unit must be performed by qualified medical equipment service technicians who are familiar with good practice for medical device repair If the warming unit does not require the manufacturer s attention 3M Patient Warming will ship replacement parts to your location Perform all repairs and maintenance in ac...

Страница 11: ...r a bedrail are available separately Please contact your local sales representative or call 3M Patient Warming Customer Service at 1 800 228 3957 for more information about ordering mounting brackets Installing the Wall mount Bracket 1 Using the four wall screw holes on the wall mount bracket see Figure 1 as a template mark the position for the four wall anchors on the desired wall The use of a le...

Страница 12: ... on the back of the warming unit into the groove of the wall mount bracket The assembly will click when the clip is fully seated in the wall mount bracket 2 Lift the warming unit straight up to remove it from the wall mount bracket Note It may be necessary to gently strike the case bottom in an upward fashion with the palm of your hand to release the clip from the wall mount bracket Figure 2 Inser...

Страница 13: ...inimum wheelbase radius of 14 in 35 6 cm Failure to do so may result in IV pole tipping leading to potential catheter site trauma and other patient injuries 1 Position the IV pole mount at the desired height on the IV pole 2 Turn the clamp knob on the IV pole mount clockwise to tighten the clamp to the pole Figure 3 3 Snap the warming unit into position by sliding the clip on the back of the warmi...

Страница 14: ...ve of the rail mount bracket The assembly will click when the clip is fully seated in the rail mount 2 Hang the Model 875 warming unit on the bedrail by the hooks on the rail mount 3 Wrap the safety strap around the bedrail and connect the end to the fastener on the strap The safety strap will prevent the warming unit from falling if the unit is accidentally dislodged from the bedrail Figure 4 Mou...

Страница 15: ...ed position If using the provided self drilling wall anchors use a Phillips screwdriver to screw the anchors into position If installing into industrial grade plasterboard predrilling may be required 3 Hold the rail to wall bracket in position against the wall 4 Screw the two provided screws through the bracket holes and into the wall anchors 5 If the warming unit is not already connected to the r...

Страница 16: ...pand spacer 2 Increase the expander on the Bair Paws suction wall mount adapter by gently turning the screw counter clockwise until the adapter is securely fastened torque 10 in lbs The adapter should not be able to move in any direction within the suction wall bracket once fastened CAUTION Overtorquing may cause device damage WARNING To prevent pinching only hold the front of the adapter when inc...

Страница 17: ...ing unit is on HIGH HEAT and HIGH AIRFLOW The air temperature will stabilize at 43 3 C 109 5 4 F Using the Holder for the Handheld Temperature Controller Store the handheld temperature controller in the controller holder to help prevent cord clutter around the patient and accidental damage to the warming unit 1 Press the holder onto the warming unit hose so it is within the patient s reach WARNING...

Страница 18: ...emperature similar to the area where the Model 875 warming unit will be used The Model 875 warming unit is intended for use in an ambient environment between 18 and 26 C 65 and 79 F Notes The Model 90055 Temperature Test Kit simulates the operating characteristics of a Bair Paws gown when used with the Bair Paws forced air warming unit When using the Model 90055 Test Kit take temperature readings ...

Страница 19: ...he hose end and insert the hose end into the temperature test kit 3 Allow the system to warm 10 minutes before starting the calibration 4 Extend the hose straight to its full length Remove the two screws that attach the case bottom dark purple to the warming unit and slide it down the hose 5 Ensure the thermocouple is inserted through the grommet of the cylindrical test kit body The thermocouple t...

Страница 20: ...o test the Over temperature OT circuit Testing the Over temperature OT Circuit Service Frequency Test every 6 months Tools Equipment Needed Model 90055 Temperature Test Kit thermocouple included Small screwdriver Medium Phillips screwdriver Calibrated thermometer CAUTION Perform all over temperature circuit testing of the Model 875 warming unit using a Model 90055 Temperature Test Kit Perform all ...

Страница 21: ... attach the case bottom dark purple to the warming unit and slide it down the hose 6 With a small screwdriver continuously press the OT test button see Figure 11 for the duration of the over temperature test When functioning properly the Over Temp indicator will illuminate and an audible alarm will sound The peak test kit temperature will be below 56 C and the heater will switch off within two min...

Страница 22: ... warming unit from the power source 2 Remove the two screws that attach the case bottom dark purple to the warming unit 3 Slide the case bottom down the hose remove the used filter and replace with a new filter 4 Reposition the case bottom with the new filter and attach to the warming unit with the two screws 5 Reconnect the warming unit to the power source and turn the temperature controller on t...

Страница 23: ...e case bottom down the hose 3 Remove the three screws on the back of the warming unit that hold the enclosures together see Figure 12 4 Flip the unit over and remove the cover This will expose the control board 5 Gently pull the end of hose coupler out of the warming unit by a few inches to expose the controller wire 6 Disconnect the controller wire from the control board You will have to depress ...

Страница 24: ...ler 9 Secure the wire collar to the mid hose coupler with two screws 10 If replacing the hose transfer the case bottom onto the new hose 11 Plug the controller wire into the port on the control board 12 Making sure that the controller wire passes through the clearance slot insert the end of hose coupler into the warming unit see Figure 15 Note Ensure the end of hose coupler ridge is seated under t...

Страница 25: ...e to the warming unit and slide the case bottom down the hose 3 Remove the three screws on the back of the warming unit that hold the enclosures together see Figure 12 4 Flip the unit over and remove the cover This will expose the control board 5 Remove and replace each with the same fuse rating 6 Replace the cover 7 Install the three screws on the back of the unit 8 Reposition the case bottom wit...

Страница 26: ...rd retainer Figure 17 Note Do not back the cord retainer screws out completely 3 Rotate the cord retainer to free it from the screw heads and slide it off of the cord Figure 18 4 Pull the plug of the old cord out of the unit Dispose of the old cord 5 Insert the plug of the new cord into the unit 6 Position the cord retainer onto the new cord 7 Secure the cord retainer to the warming unit with the ...

Страница 27: ...Filter Replace the filter every six months or sooner if necessary To order a replacement filter contact 3M Patient Warming customer service using either of the telephone numbers listed on page 22 Instructions for replacing the filter will be included with the replacement filter Cleaning the Warming Unit Handheld Controller Hose and Accessories NOTICE To avoid device damage Do not immerse any part ...

Страница 28: ...r Technical Support Please be ready to give the Technical Support Representative the serial number of your Bair Paws warming unit The serial number is located on the back of the unit Repair and Exchange Call 3M Patient Warming customer service if your Model 875 warming unit requires service A customer service representative will give you a Return Authorization RA number Please use this RA number o...

Страница 29: ... in wide 198 cm long x 3 8 cm wide filtration system Dust filter included recommended filter change Change at least every 6 months Temperature Characteristics temperature control Electronically controlled using integrated circuit sensor heat generated 1000 BTU hr average average operating temperatures at the end of the hose User adjustable from ambient to 43 3 C 109 5 4 F storage transport tempera...

Страница 30: ...601 1 08 EN 80601 2 35 Control No 4HZ8 Classified under IEC 60601 1 Guidelines and other national versions of the Guidelines as Class I Type BF Ordinary equipment Continuous operation Not suitable for use in the presence of flammable anesthetic mixtures with air or with oxygen or nitrous oxide Classified by Underwriters Laboratories Inc with respect to electric shock fire and mechanical hazards on...

Страница 31: ...7 English 202036A Check the 3MTM Bair PawsTM system website to ensure you have the most recent version of this document www bairpaws com reorder 202036A Maintenance Log Date Maintenance Action Performed ...

Страница 32: ...75 Warming Unit Service Manual 28 Check the 3MTM Bair PawsTM system website to ensure you have the most recent version of this document www bairpaws com reorder 202036A Maintenance Log Date Maintenance Action Performed ...

Страница 33: ...GER BAIR PAWS and the BAIR PAWS logo are trademarks of Arizant Healthcare Inc used under license in Canada 2013 Arizant Healthcare Inc All rights reserved 3M Deutschland GmbH Health Care Business Carl Schurz Str 1 41453 Neuss Germany 3M Health Care 2510 Conway Ave St Paul MN 55144 USA TEL 800 228 3957 www bairpaws com 202036A 05 13 ...

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